-65.77% is the change from 897 to 307
Calculation steps:
[( 307 - 897 ) ÷ 897] x 100 = -65.77%
Formula
Percentage change = [(307 - 897) / 897] x 100
Subtract the new number by the original number
307 - 897 = -590
-590 ÷ 897 = -0.6577480490523969
-0.6577480490523969 x 100 = -65.77%